CHAPTER VIII.
VARIOUS EXTINCT ANIMALS;--AND ON THE ANTIQUITY OF THE GENERA OF INSECTS AND LAND-MOLLUSCA.
Extinct Mammalia of Australia (p. 157)--Mammalian Remains of the Secondary Formations (p. 159)--Extinct Birds (p. 160)--Palæarctic Region and North India (p. 161)--North America (p. 163)--South America, Madagascar, New Zealand (p. 164)--Extinct Tertiary Reptiles (p. 165)-- Antiquity of the Genera of Insects (p. 166)--Antiquity of the Genera of Land and Fresh-water Shells (p. 168) 157-170